2015 ORS § 133.220¹
Who may make arrest

An arrest may be effected by:

(1) A peace officer under a warrant;

(2) A peace officer without a warrant;

(3) A parole and probation officer under a warrant as provided in ORS 133.239 (Arrest by parole and probation officer);

(4) A parole and probation officer without a warrant for violations of conditions of probation, parole or post-prison supervision;

(5) A private person; or

(6) A federal officer. [Amended by 1981 c.808 §2; 2005 c.668 §4]